cilium

[ sil-ee-uhm ]
/ ˈsɪl i əm /

noun

singular of cilia.

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Origin of cilium

From Latin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for cilium

British Dictionary definitions for cilium

cilium
/ (ˈsɪlɪəm) /

noun plural cilia (ˈsɪlɪə)

any of the short thread-like projections on the surface of a cell, organism, etc, whose rhythmic beating causes movement of the organism or of the surrounding fluid
the technical name for eyelash

Word Origin for cilium

C18: New Latin, from Latin: (lower) eyelid, eyelash
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for cilium

cilium
[ sĭlē-əm ]

n. pl. cil•i•a (-ē-ə)

eyelash
A microscopic hairlike process extending from the surface of a cell or unicellular organism, capable of rhythmical motion, and acting with other such structures to cause the movement of the cell or of the surrounding medium.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for cilium

cilium
[ sĭlē-əm ]

Plural cilia

A tiny hairlike projection on the surface of some cells and microscopic organisms, especially protozoans. Cilia are capable of whipping motions and are used by some microorganisms, such as paramecia, for movement. Cilia lining the human respiratory tract act to remove foreign matter from air before it reaches the lungs.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.